the boy couldn't have the sundae,because he had to have enough money left as a tip这句话是什么意思

seeing this,the little boy couldn't help____（笑）. the boy was lost 同义句 the boy couldn't ___his___back home. The boy couldn't find the key _______ the doorfor to with of理由 The boy couldn't find his mother it made him (cry)要说明理由The boy couldn't find his mother it made him_____ (cry) So frightened ( )that he couldn't say a wordA.the boy was B.was the boy C.did the boy be D.be the boy the little boy couldn't ride a bike when he was five同义句 The boy ran so fast that I couldn't catch him.变为too...to.句型 the boy said he couldn't finish his homework改为直接间接引语 we looked for the m( )boy ,but we couldn't find him the boy said he couldn't finish his homework改为直接间接引语 the boy was so weak that he couldn't walk on “The boy was so weak that he couldn't walk on(变为简单句） I couldn't help when the boy made faces to us Thanks（ ）Mr.Smith,the little boy couldn't return to his parents( )his help. 求club8歌曲The Boy Who Couldn`t Stop Dreaming的lrc歌词 Seen this ,the litte boy couldn't help ___________(笑） The boy couldn't see___ around him.Aanybody B everybody C nobody D somebody _____,the boy couldn't enter his house.B.The key_____,the boy couldn't enter his house.B.The key been lost D.Having lost the key为什么D不可以?